Question: which class of instruments starts with s
Paraphrase: Which instrument class begins with s
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1254773 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 's')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: singing membranes, singing membranes, sets of percussion plaques, sets of percussion plaques, sets of percussion sticks, sets of percussion sticks, sets of gongs with divided surface, sets of gongs with divided surface, scraped sticks without resonator, scraped sticks without resonator, scraped sticks with resonator, scraped sticks with resonator, scraped tubes, scraped tubes, single heteroglot guimbardes, single heteroglot guimbardes, single rigid friction plaques or rubbed plaques proper, single rigid friction plaques or rubbed plaques proper, sets of percussion tubes, sets of percussion tubes, split idiophones, split idiophones, sets of heteroglot guimbardes, sets of heteroglot guimbardes, sets of friction sticks with direct friction, sets of friction sticks with direct friction, sets of friction vessels, sets of friction vessels, single-skin cylindrical drums, single-skin cylindrical drums, sets of bells, sets of bells, sets of suspended bells, sets of suspended bells, stick rattles, stick rattles, sets of bossed and flat gongs, sets of bossed and flat gongs, scraped wheels, scraped wheels, sets of friction plaques, sets of friction plaques, single flexible friction plaques or lamellae, single flexible friction plaques or lamellae, sets of blown plaques, sets of blown plaques, singing idiophones (idiophonic mirlitons), singing idiophones (idiophonic mirlitons), sets of bowl drums, sets of bowl drums